119 lines
6.1 KiB
Java
119 lines
6.1 KiB
Java
package eu.eudat.model.builder.descriptiontemplatedefinition;
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import eu.eudat.authorization.AuthorizationFlags;
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import eu.eudat.commons.enums.FieldType;
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import eu.eudat.commons.types.descriptiontemplate.RuleEntity;
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import eu.eudat.convention.ConventionService;
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import eu.eudat.model.Reference;
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import eu.eudat.model.builder.BaseBuilder;
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import eu.eudat.model.builder.ReferenceBuilder;
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import eu.eudat.model.descriptiontemplatedefinition.Rule;
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import eu.eudat.query.ReferenceQuery;
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import gr.cite.tools.data.builder.BuilderFactory;
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import gr.cite.tools.data.query.QueryFactory;
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import gr.cite.tools.exception.MyApplicationException;
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import gr.cite.tools.fieldset.BaseFieldSet;
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import gr.cite.tools.fieldset.FieldSet;
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import gr.cite.tools.logging.DataLogEntry;
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import gr.cite.tools.logging.LoggerService;
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import org.slf4j.LoggerFactory;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.beans.factory.config.ConfigurableBeanFactory;
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import org.springframework.context.annotation.Scope;
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import org.springframework.stereotype.Component;
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import java.util.*;
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import java.util.stream.Collectors;
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@Component
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@Scope(value = ConfigurableBeanFactory.SCOPE_PROTOTYPE)
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public class RuleBuilder extends BaseBuilder<Rule, RuleEntity> {
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private final BuilderFactory builderFactory;
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private final QueryFactory queryFactory;
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private EnumSet<AuthorizationFlags> authorize = EnumSet.of(AuthorizationFlags.None);
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private eu.eudat.commons.types.descriptiontemplate.FieldEntity fieldEntity;
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@Autowired
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public RuleBuilder(
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ConventionService conventionService, BuilderFactory builderFactory, QueryFactory queryFactory) {
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super(conventionService, new LoggerService(LoggerFactory.getLogger(RuleBuilder.class)));
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this.builderFactory = builderFactory;
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this.queryFactory = queryFactory;
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}
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public RuleBuilder authorize(EnumSet<AuthorizationFlags> values) {
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this.authorize = values;
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return this;
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}
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public RuleBuilder withFieldEntity(eu.eudat.commons.types.descriptiontemplate.FieldEntity fieldEntity) {
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this.fieldEntity = fieldEntity;
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return this;
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}
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@Override
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public List<Rule> build(FieldSet fields, List<RuleEntity> data) throws MyApplicationException {
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this.logger.debug("building for {} items requesting {} fields", Optional.ofNullable(data).map(List::size).orElse(0), Optional.ofNullable(fields).map(FieldSet::getFields).map(Set::size).orElse(0));
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this.logger.trace(new DataLogEntry("requested fields", fields));
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if (fields == null || data == null || fields.isEmpty())
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return new ArrayList<>();
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FieldType fieldType = this.fieldEntity != null && this.fieldEntity.getData() != null ? this.fieldEntity.getData().getFieldType() : FieldType.FREE_TEXT;
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FieldSet externalIdentifierFields = fields.extractPrefixed(this.asPrefix(Rule._externalIdentifier));
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FieldSet referenceFields = fields.extractPrefixed(this.asPrefix(Rule._references));
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Map<UUID, Reference> referenceItemsMap = FieldType.isReferenceType(fieldType) ? this.collectReferences(referenceFields, data) : null;
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List<Rule> models = new ArrayList<>();
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for (RuleEntity d : data) {
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Rule m = new Rule();
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if (fields.hasField(this.asIndexer(Rule._target))) m.setTarget(d.getTarget());
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if (fields.hasField(this.asIndexer(Rule._dateValue)) && FieldType.isDateType(fieldType)) m.setDateValue(d.getDateValue());
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if (fields.hasField(this.asIndexer(Rule._textValue)) && FieldType.isTextType(fieldType)) m.setTextValue(d.getTextValue());
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if (fields.hasField(this.asIndexer(Rule._textListValue)) && FieldType.isTextListType(fieldType)) m.setTextListValue(d.getTextListValue());
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if (!referenceFields.isEmpty() && FieldType.isReferenceType(fieldType) && referenceItemsMap != null && d.getTextListValue() != null && !d.getTextListValue().isEmpty()) {
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m.setReferences(new ArrayList<>());
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for (UUID referenceId : d.getTextListValue().stream().map(UUID::fromString).toList()){
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if (referenceItemsMap.containsKey(referenceId)) m.getReferences().add(referenceItemsMap.get(referenceId));
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}
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}
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if (!externalIdentifierFields.isEmpty() && d.getExternalIdentifier() != null && FieldType.isExternalIdentifierType(fieldType)) m.setExternalIdentifier(this.builderFactory.builder(ExternalIdentifierBuilder.class).authorize(this.authorize).build(externalIdentifierFields, d.getExternalIdentifier()));
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models.add(m);
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}
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this.logger.debug("build {} items", Optional.of(models).map(List::size).orElse(0));
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return models;
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}
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private Map<UUID, Reference> collectReferences(FieldSet fields, List<RuleEntity> data) throws MyApplicationException {
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if (fields.isEmpty() || data.isEmpty())
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return null;
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this.logger.debug("checking related - {}", Reference.class.getSimpleName());
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Map<UUID, Reference> itemMap;
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if (!fields.hasOtherField(this.asIndexer(Reference._id))) {
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itemMap = this.asEmpty(
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data.stream().map(RuleEntity::getTextListValue).flatMap(List::stream).map(UUID::fromString).distinct().collect(Collectors.toList()),
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x -> {
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Reference item = new Reference();
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item.setId(x);
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return item;
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},
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Reference::getId);
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} else {
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FieldSet clone = new BaseFieldSet(fields.getFields()).ensure(Reference._id);
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ReferenceQuery q = this.queryFactory.query(ReferenceQuery.class).authorize(this.authorize).ids(data.stream().map(RuleEntity::getTextListValue).flatMap(List::stream).map(UUID::fromString).distinct().collect(Collectors.toList()));
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itemMap = this.builderFactory.builder(ReferenceBuilder.class).authorize(this.authorize).asForeignKey(q, clone, Reference::getId);
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}
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if (!fields.hasField(Reference._id)) {
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itemMap.forEach((id, item) -> {
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if (item != null)
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item.setId(null);
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});
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}
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return itemMap;
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}
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}
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